What happens when a koi becomes a goldfish?

Once the fish has turned fully yellow gold, the color will start to deepen to dark orange/red or gold. (Note, not all of the fish turn gold, some retain their natural wild coloration. More on this later). Both Koi and Goldfish are cannibalistic so you are correct that the smaller fish could be in danger of becoming a meal.

Why are there warts on my koi fish?

Warts on Goldfish & Koi. As living creatures, however, they are susceptible to diseases, which may infest the pond if it is not properly cleaned or aerated. A common disease that results in the formation of wart-like sores on the fish is known as carp pox or lymphocystis.

Why are there warts on my Goldfish pond?

As living creatures, however, they are susceptible to diseases, which may infest the pond if it is not properly cleaned or aerated. A common disease that results in the formation of wart-like sores on the fish is known as carp pox or lymphocystis. Carp pox results from an infection of the herpes virus.

How old are the oldest koi fish in the world?

4 Oldest Koi Fish in the World. The average life expectancy for koi fish outside of Japan is about 15 years, while its 40 years in Japan. Reportedly, koi fish can live for much longer in the optimal conditions and there are supposedly many koi who live over 100 years.

Once the fish has turned fully yellow gold, the color will start to deepen to dark orange/red or gold. (Note, not all of the fish turn gold, some retain their natural wild coloration. More on this later). Both Koi and Goldfish are cannibalistic so you are correct that the smaller fish could be in danger of becoming a meal.

Warts on Goldfish & Koi. As living creatures, however, they are susceptible to diseases, which may infest the pond if it is not properly cleaned or aerated. A common disease that results in the formation of wart-like sores on the fish is known as carp pox or lymphocystis.

As living creatures, however, they are susceptible to diseases, which may infest the pond if it is not properly cleaned or aerated. A common disease that results in the formation of wart-like sores on the fish is known as carp pox or lymphocystis. Carp pox results from an infection of the herpes virus.

4 Oldest Koi Fish in the World. The average life expectancy for koi fish outside of Japan is about 15 years, while its 40 years in Japan. Reportedly, koi fish can live for much longer in the optimal conditions and there are supposedly many koi who live over 100 years.